31903888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{104947}}^1$

素因数の和:104974

約数の個数: 20

約数和(自身を含む): 65067760

約数和(自身を除く): 33163872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 104947, 209894, 419788, 839576, 1679152, 1993993, 3987986, 7975972, 15951944, 31903888]

約数ペア:

[(1, 31903888), (2, 15951944), (4, 7975972), (8, 3987986), (16, 1993993), (19, 1679152), (38, 839576), (76, 419788), (152, 209894), (304, 104947)]